August weather forecast
Merida, Mexico

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The Santa Ana Church in Merida, Mexico, surrounded by beautiful flowers and palm trees
The Santa Ana Church in Merida, Mexico, surrounded by beautiful flowers and palm trees

Weather in August

Merida experiences a slight change in weather during the month of August. There is a subtle decrease in the average high temperature moving from July to August. The humidity,rainfall and cloudiness maintain consistency with July, making August feel warmer than it is. Despite being humid, cloud cover and evening breezes make it slightly more bearable. It is a good time to explore Merida’s indoor attractions.

Temperature

As August takes its course, Merida's average high-temperature registers at a still fiery hot 35°C (95°F), mirroring the preceding month. During the month of August, an average temperature of 23.7°C (74.7°F) is noted during the nights.

Heat index

The heat index in August is appraised at a life-threatening hot 53°C (127.4°F). Take caution: Heat exhaustion and heat cramps are probable. Heatstroke may be imminent with ongoing effort.
Understanding the heat index involves considering values for shaded locales with light wind. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In Merida, the average relative humidity in August is 74%.

Rainfall

In Merida, in August, it is raining for 17.7 days, with typically 64mm (2.52") of accumulated precipitation. Throughout the year, there are 167.3 rainfall days, and 536mm (21.1") of precipitation is accumulated.

Daylight

The average length of the day in August in Merida is 12h and 50min.
On the first day of August, sunrise is at 5:32 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 6:14 pm CST.

Sunshine

In Merida, the average sunshine in August is 10.7h.

UV index

February through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: During August, 7 as the daily maximum UV index converts into the following advice:
Guard against overexposure. Protection from sun-induced harm is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

How hot is it in Merida in August?

The high-temperature, in August, in Merida, records 35°C (95°F), while the low-temperature is 23.7°C (74.7°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is appraised at 53°C (127.4°F).

What is the average humidity in August in Merida?

The average relative humidity in August in Merida is 74%.

How many days does it rain in August in Merida?

In Merida, Mexico, in August, during 17.7 rainfall days, 64mm (2.52") of precipitation is typically accumulated.

How many hours of daylight does Merida have in August?

The average day length in August is 12h and 50min.

What time are sunrise and sunset in August in Merida?

On the first day of August in Merida, Mexico, sunrise is at 5:32 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 6:14 pm CST.

How long on average sun shines in August in Merida?

In August, the average sunshine duration in Merida, Mexico, is 10.7h.

What is the month with the highest UV index in Merida?

February through October, with an average maximum UV index of 7, are months with the highest UV index.

How high is the UV index in August in Merida?

The average daily maximum UV index in August in Merida is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.

Average temperature in August
Merida, Mexico

Average temperature in August - Merida, Mexico
  • Average high temperature in August: 35°C

The warmest month (with the highest average high temperature) is May (35.4°C).
The month with the lowest average high temperature is January (28.1°C).

  • Average low temperature in August: 23.7°C

The month with the highest average low temperature is June (24.3°C).
The coldest month (with the lowest average low temperature) is January (18.6°C).

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Average pressure in August
Merida, Mexico

Average pressure in August - Merida, Mexico
  • Average pressure in August: 1013.1mbar

The month with the highest atmospheric pressure is January (1017.6mbar).
The month with the lowest atmospheric pressure is September (1011.9mbar).

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Average wind speed in August
Merida, Mexico

Average wind speed in August - Merida, Mexico
  • Average wind speed in August: 11.4km/h

The windiest month (with the highest average wind speed) is March (16.1km/h).
The calmest month (with the lowest average wind speed) is September (10.6km/h).

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Average humidity in August
Merida, Mexico

Average humidity in August - Merida, Mexico
  • Average humidity in August: 74%

The months with the highest relative humidity are September and October (78%).
The months with the lowest relative humidity are April and May (63%).

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Average rainfall in August
Merida, Mexico

Average rainfall in August - Merida, Mexico
  • Average rainfall in August: 64mm

The wettest month (with the highest rainfall) is June (99mm).
The driest months (with the least rainfall) are February and March (12mm).

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Average rainfall days in August
Merida, Mexico

Average rainfall days in August - Merida, Mexico
  • Average rainfall days in August: 17.7 days

The month with the highest number of rainy days is September (20.4 days).
The months with the least rainy days are February and March (7.2 days).

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Average daylight in August /
Average sunshine in August
Merida, Mexico

Average daylight in August / Average sunshine in August - Merida, Mexico
  • Average daylight in August: 12h and 5min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).

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Average sunshine days in August
Merida, Mexico

Average sunshine days in August - Merida, Mexico
  • Average sunshine days in August: 12.2 days

The month with the most sunshine days is March (21.8 days).
The month with the least sunshine days is October (8.5 days).

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Average UV index in August
Merida, Mexico

Average UV index in August - Merida, Mexico
  • Average UV index in August: 7

The months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, November and December (UV index 6).

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Average cloud cover in August
Merida, Mexico

Average cloud cover in August - Merida, Mexico
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 36).
The months with the least cloud cover are March and April (Cloud cover 25).

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Average visibility in August
Merida, Mexico

Average visibility in August - Merida, Mexico
  • Average visibility in August: 9km

The months with the highest visibility are February, March, April, May and June (10km).
The month with the lowest visibility is September (8km).

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Merida, Mexico

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